Home / 30,316,302.30-45,502,993.80-15,949,680.60

Finding the Fourth Proportional to 30,316,302.30, 45,502,993.80 and 15,949,680.60

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Solution

The fourth proportional to 30,316,302.30, 45,502,993.80 and 15,949,680.60 is: 23,939,536.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,316,302.30 : 45,502,993.80 = 15,949,680.60 : x
  2. Step 2: Convert to fraction form
    30,316,302.30/45,502,993.80 = 15,949,680.60/x
  3. Step 3: Cross multiply
    30,316,302.30x = 45,502,993.80 × 15,949,680.60
  4. Step 4: Simplify right side
    30,316,302.30x = 725,758,217,453,780.25
  5. Step 5: Solve for x
    x = 725,758,217,453,780.25/30,316,302.30
  6. Step 6: Final answer
    x = 23,939,536.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.